Clear Vycorฎ Flat Glass Available in Rectangles, Squares or Circles. For high-temperature furnaces and tanks. For ultraviolet or infrared transmitting windows. This glass can be used continuously at 1650ฐF. It can be used intermittently to 2190ฐF . Edges Ground. Specify required size and Thickness: 1/8”, 3/16”, 1/4”, 5/16”		Clear/Blue Borosilicate Plate Glass Available in rectangles, squares or circles. Edges Ground. Specify required size and thickness - Clear: 1/8”, 3/16”, 1/4”, 3/8”, 1/2”, 5/8”, 3/4", 1”, 1-1/4” Blue: 1/8”, 3/16”, 1/4”. Blue glass is recommended for furnace observation.		Pyrexฎ Sight Glasses For ovens, absorption columns, reaction kettles, furnaces, pressure vessels, evaporators, stills, chemical tanks, etc. Annular Edge glasses are molded, with raised rims that have been ground flat to give a 1/2” wide gasket seating surface.
Clear Fused Quartz Available in Rectangles, Squares or Circles. Clear Commercial Grade made from pure Silicon Dioxide For industrial or laboratory applications. Temperature Rating: 1800ฐF. Edges Ground. Specify required size and thickness: 1/16”, 1/8”, 3/16”, 1/4”, 3/8”, 1/2”.		Glass Brushes For cleaning glass. Brush Lengths 21”, 30”, 36”, 48”, 72” long for cleaning 1/2”, 5/8”, 3/4” and 1” Gage Glass.		Flat Gage or Mica Shields For C-Clear thru and C-Black reflex flat glass gages. REFLEX GAGE GLASS: Liquid Level 2500 PSI at 150ฐF. For Steam up to 400 PSI pounds, the reflex, vertical prisms show the water level and the appearance is BLACK below the level, WHITE above. C-CLEAR-T HIGH PRESSURE: Liquid Level 5000 PSI at 150ฐF. Steam-Mica Protected 1500 PSI. Also see our Macbeth® Gage Glass.
Metaglasฎ The Highest Degree Of Sight Window Safety Can be used with: Sight Windows and Sight Flow Indicators — Many Other Applications • Glass fused to metal • Metaglas sight glass discs DIN7079 • Glass: Borosilicate DIN7079		Tubing and Sight Glasses For all types of oil cups, lubricators, etc. Special Lengths up to 48” long. Ends ground square. Pyrex 1-3/4” O.D. through 7” O.D. Plastic 3/8” O.D. through 12” O.D.a		Tubular Gage Glasses For Boiler Water Gages and other liquid level gages. • Crystal clear • Highly corrosion resistant • Extra resistant to heat shock • Hard - won’t scratch or craze easily
Gaskets For Flat Gage Glass Available in Teflon, Non-Asbestos, and Grafoil, in sizes 1 through 9.		Manhole/Handhole Gaskets ERNST HANDHOLE and MANHOLE gaskets are fabricated from wire inserted NON ASBESTOS woven Fibrous Glass.

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Last modified: November 2004